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发明名称
ENCEINTE ACOUSTIQUE A PAVILLON DOUBLE AVANT NON REPLIE, ET CAISSON FERME ARRIERE
摘要
申请公布号
FR2495423(B1)
申请公布日期
1989.11.10
申请号
FR19800025409
申请日期
1980.11.28
申请人
TOPALIAN DANIEL
发明人
分类号
H04R1/30;(IPC1-7):H04R1/32
主分类号
H04R1/30
代理机构
代理人
主权项
地址
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